package com.sky.mapper;

import com.sky.entity.User;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

@Mapper
public interface UserMapper {

    /**
     * 根据openid查询数据
     * @param openid
     * @return
     */
    @Select("select * from user where openid=#{openid}")
     User getByOpenid(String openid);

    /**
     * 插入数据
     * @param user
     */
    void inset(User user);

    /**
     * 通过userId获得用户信息
     * @param userId
     * @return
     */
    @Select("select * from user where id=#{userId}")
    User getById(Long userId);
}
